#include "Student.h"

CStudent* CStudent::instance = NULL;

CStudent::CStudent():
	m_proNum(0),
	rightNum(0),
	addNum(0),
	addrightNum(0),
	subNum(0),
	subrightNum(0),
	mulNum(0),
	mulrightNum(0),
	divNum(0),
	divrightNum(0)
{
}


CStudent::~CStudent()
{
}

CStudent * CStudent::GetInstance()
{
	if (instance == NULL)
	{
		instance = new CStudent();
	}
	return instance;
}
